Tube Amp Archive

I see a lot of power toroidal transformers out there and in use. I haven't seen many on the output side. I found Antek after a google search. Are there any other power and/or output toroidal brands out there? Oh, and thanks for the word semi-toroidal. I didn't even know that's what they are sometime...

I've been pondering a rack mount power build and am looking for a source for the flat, side by side, spring roll looking output transformers. I think I have seen them as early as the old Peavey Classic 50/50's but now I see SUPER-low profile ones in the Fryette LXII. I tried to Google all the part n...

Yeah, I gave that a whirl with the 5v just for a test but I wasn't sure what kind of current doublers can hold up to. No load voltage was 16v :shock: Didn't actually try it yet on the 5 volters. I ran standard 1n4001's and 100uf caps. Can you run an additional smoothing cap at the output or do you n...

Hey guys. I'm building another amp that will be 50 watts and have a little channel switching via relays. The last one I did had 5v relays and used the rectifier taps but they just couldn't quite come up to 5v after rectification. I would like to have a dedicated 12v besides the 6.3v heaters and run ...